CVE-2026-74241
CVE-2026-74241: 1 tracked advisory record across Red Hat. Compare vendor sources and published fix guidance.
Compare the source-linked records below. Ratings and product/version details belong to each advisory; they are not a single CVE-wide score or proof that every listed product is affected. How VulniPulse collects and checks evidence.
Vendor advisory comparison
Red Hat
1 advisory- Advisory severityMedium4.8
Medium [CVE-2026-74241] LDAP referral filter injection in Quay external LDAP authentication
CVE-2026-74241Source published Source updated
A flaw was found in Red Hat Quay's external Lightweight Directory Access Protocol (LDAP) authentication handling. When an LDAP referral is returned during authentication, the system does not properly escape the username input. This allows an attacker to inject LDAP filter metacharacters, enabling user-existence oracle attacks at the referral Directory Name (DN). This could also potentially influence which DN is used for password binding in multi-domain Active Directory environments. This Moderate impact flaw in Red Hat Quay's external LDAP authentication arises from improper sanitization of username input during LDAP referral processing. While direct authentication bypass is prevented and directory enumeration is limited, an attacker could exploit this to conduct user-existence oracle…
- Affected products in this advisory
- Red Hat OpenShift Update Service
- Red Hat Quay 3
- Source-reported affected versions
- Affected-version details not available in this record.
- Source-reported fixed versions
- No fixed-version detail extracted. This does not mean no fix exists.
- Mitigation guidance
- Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.
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